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Electromagnetic Field Theory

Electromagnetic Field Theory
Poyniting vector has the dimensions

 Watt/metre.
 Watt × metre2.
 Watts/metre2.
 Watt × metre.

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Electromagnetic Field Theory
MUF is depend upon

11 year sun spot cycle
Electron density of the ionospheric layer
Received frequency by receiver
Height of ionospheric layer

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Electromagnetic Field Theory
A pure inductor is connected across a voltage source. Find the active power drawn by the inductor?

 maximum
 either 1 or 2
 0
None of these

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Electromagnetic Field Theory
The frequency range for satellite communication is

300 to 3000 kHz
3000 to 30000 MHz
30000 to 300000 MHz
3 to 30 kHz

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Electromagnetic Field Theory
Magnetic field intensity at centre of circular coil, of diameter 1 m and carrying a current of 2 A is

 8 A/m.
 4 A/m.
 2 A/m.
 1 A/m.

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Electromagnetic Field Theory
A conductor of length 1 metre moves at right angles to magnetic field of flux density 1 Wb/m2 with a velocity of 25 m/s. The induced emf in the conductor will be

 100 V.
 75 V.
 50 V.
 25 V.

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MORE MCQ ON Electromagnetic Field Theory

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